The risk of penicillin reactions.
D001249:Asthma / Q000150:complications; D004342:Drug Hypersensitivity / Q000453:epidemiology / Q000276:immunology / Q000517:prevention & control; D006801:Humans; D010406:Penicillins / Q000009:adverse effects*; D014481:United States
D010406:Penicillins